HERO, Jesson L. An Assessment of 21st-Century Skills Acquisition of Alternative Learning System (ALS) Senior High School Learners Towards the Development of Capacity Building Program. International Journal of Multidisciplinary: Applied Business and Education Research, Malang, Indonesia, v. 3, n. 12, p. 2589–2597, 2022. DOI: 10.11594/ijmaber.03.12.12. Disponível em: https://ijmaberjournal.org/index.php/ijmaber/article/view/759. Acesso em: 1 apr. 2026.